FDO .NET API Reference | Feature Data Objects |
00001 /* 00002 * Copyright (C) 2004-2006 Autodesk, Inc. 00003 * 00004 * This library is free software; you can redistribute it and/or 00005 * modify it under the terms of version 2.1 of the GNU Lesser 00006 * General Public License as published by the Free Software Foundation. 00007 * 00008 * This library is distributed in the hope that it will be useful, 00009 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 * Lesser General Public License for more details. 00012 * 00013 * You should have received a copy of the GNU Lesser General Public 00014 * License along with this library; if not, write to the Free Software 00015 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00016 * 00017 */ 00018 00019 #pragma once 00020 00021 #include "FDO\Connections\Capabilities\mgIRasterCapabilities.h" 00022 00023 class FdoIRasterCapabilities; 00024 00025 BEGIN_NAMESPACE_OSGEO_FDO_CONNECTIONS_CAPABILITIES 00026 00027 /// \ingroup (OSGeoFDOConnectionsCapabilities) 00028 /// \brief 00029 /// The IRasterCapabilities class delineates available support for raster processing from a provider. 00030 private __gc class IRasterCapabilitiesImp : public NAMESPACE_OSGEO_RUNTIME::Disposable, 00031 public NAMESPACE_OSGEO_FDO_CONNECTIONS_CAPABILITIES::IRasterCapabilities 00032 { 00033 public: 00034 /// \brief 00035 /// Returns true if the provider has raster capability. 00036 /// This implies the capability to define new raster properties on a class 00037 /// and store and retrieve raster images. 00038 /// 00039 /// \return 00040 /// Returns true if raster images are supported, false otherwise. 00041 /// 00042 System::Boolean SupportsRaster (); 00043 00044 /// \brief 00045 /// Returns true if the provider has the capability to stitch images from a 00046 /// select command (query) together into a single image. 00047 /// 00048 /// \return 00049 /// Returns false if this capability is not supported, and hence the 00050 /// IFeatureReader object returned from a select command will have one feature 00051 /// for each of the IRaster objects that match the select filter. 00052 /// Returns true if this capability is supported. If the MOSAIC function 00053 /// is specified in the select command, then a single image that is a combination 00054 /// of the selected images is returned. 00055 /// 00056 System::Boolean SupportsStitching (); 00057 00058 /// \brief 00059 /// Returns true if the provider can reduce the resolution of an image. 00060 /// 00061 /// \return 00062 /// Returns true if this capability is supported, and hence the IRaster 00063 /// object returned by the IFeatureReader from a query will honour the 00064 /// SetImageXSize() and SetImageYSize() methods and reduce the resolution of the 00065 /// image by one of several means of subsampling. Returns false if attempting to set 00066 /// the image size of an IRaster object returned by a IFeatureReader will 00067 /// throw an Exception. 00068 /// 00069 System::Boolean SupportsSubsampling (); 00070 00071 /// \brief 00072 /// Returns true if the provider can handle the provided data model. 00073 /// It is expected that when used to transform between data models, the matrix defined 00074 /// by input and output data models is not sparse for every data model that is supported. 00075 /// 00076 /// \param model 00077 /// The model to check for validity with this provider. 00078 /// 00079 /// \return 00080 /// Returns true if the specified data model is supported, and hence the 00081 /// IRaster object will dynamically transform an image to the specified data model. 00082 /// Returns false if the specified data model is not supported. 00083 /// 00084 System::Boolean SupportsDataModel (NAMESPACE_OSGEO_FDO_RASTER::RasterDataModel* model); 00085 00086 /// \cond DOXYGEN-IGNORE 00087 protected: 00088 System::Void ReleaseUnmanagedObject(); 00089 /// \endcond 00090 00091 public private: 00092 IRasterCapabilitiesImp(System::IntPtr unmanaged, System::Boolean autoDelete); 00093 00094 inline FdoIRasterCapabilities* GetImpObj(); 00095 }; 00096 00097 END_NAMESPACE_OSGEO_FDO_CONNECTIONS_CAPABILITIES 00098 00099
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